ARM OF THE SEA. Lord Coke defines an arm of the sea to be where the sea or
tide flows or reflows. Constable's Case, 5 Co. 107. This term includes bays,
roads, creeks, coves, ports, and rivers where the water flows and reflows,
whether it be salt or fresh. Ang. Tide Wat. 61. Vide Creek; Haven;
Navigable; Port; Reliction; River; Road.